Home / 1,644.04-2,268.74-897.98

Finding the Fourth Proportional to 1,644.04, 2,268.74 and 897.98

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Solution

The fourth proportional to 1,644.04, 2,268.74 and 897.98 is: 1,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.04 : 2,268.74 = 897.98 : x
  2. Step 2: Convert to fraction form
    1,644.04/2,268.74 = 897.98/x
  3. Step 3: Cross multiply
    1,644.04x = 2,268.74 × 897.98
  4. Step 4: Simplify right side
    1,644.04x = 2,037,283.15
  5. Step 5: Solve for x
    x = 2,037,283.15/1,644.04
  6. Step 6: Final answer
    x = 1,239.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.